Michael D. Van Zee

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Pella, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Two pipe horizontal directional drilling system
- Patent number 9,598,905
- Issue date Mar 21, 2017
- Vermeer Manufacturing Company
- Michael D. Van Zee
- E21 - EARTH DRILLING MINING
Information Patent Grant
Horizontal directional drilling system
- Patent number 9,556,691
- Issue date Jan 31, 2017
- Vermeer Manufacturing Company
- Michael D. Van Zee
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual drive directional drilling system
- Patent number 9,127,510
- Issue date Sep 8, 2015
- Vermeer Manufacturing Company
- Matthew David Stringer
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
HORIZONTAL DIRECTIONAL DRILLING SYSTEM
- Publication number 20140284111
- Publication date Sep 25, 2014
- Vermeer Manufacturing Company
- Michael D. Van Zee
- E21 - EARTH DRILLING MINING
Information Patent Application
Dual Drive Directional Drilling System
- Publication number 20140102799
- Publication date Apr 17, 2014
- Vermeer Manufacturing Company
- Matthew David Stringer
- E21 - EARTH DRILLING MINING
Information Patent Application
TWO PIPE HORIZONTAL DIRECTIONAL DRILLING SYSTEM
- Publication number 20130068490
- Publication date Mar 21, 2013
- Vermeer Manufacturing Company
- Michael D. VAN ZEE
- E21 - EARTH DRILLING MINING